<div class="container"></div>
<style>
/* From Uiverse.io by themrsami - Tags: material design, green, themrsami, pattern */
.container {
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 0% 50%, transparent 20%, darkgreen 21% 28%, transparent 29%),
    radial-gradient(circle at 50% 50%, transparent 20%, darkgreen 21% 28%, transparent 29%),
    radial-gradient(circle at 100% 50%, transparent 20%, darkgreen 21% 28%, transparent 29%);
  background-color: lightgreen;
  background-size: 60px 70px;
}

</style>
